diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/hyperv/hyperv_net.h (renamed from drivers/staging/hv/hyperv_net.h) | 139 |
1 files changed, 123 insertions, 16 deletions
diff --git a/drivers/staging/hv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index ac1ec8405124..dec5836ae075 100644 --- a/drivers/staging/hv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -39,9 +39,6 @@ struct xferpage_packet { u32 count; }; -/* The number of pages which are enough to cover jumbo frame buffer. */ -#define NETVSC_PACKET_MAXPAGE 4 - /* * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame * within the RNDIS @@ -77,8 +74,9 @@ struct hv_netvsc_packet { u32 total_data_buflen; /* Points to the send/receive buffer where the ethernet frame is */ + void *data; u32 page_buf_cnt; - struct hv_page_buffer page_buf[NETVSC_PACKET_MAXPAGE]; + struct hv_page_buffer page_buf[0]; }; struct netvsc_device_info { @@ -87,6 +85,27 @@ struct netvsc_device_info { int ring_size; }; +enum rndis_device_state { + RNDIS_DEV_UNINITIALIZED = 0, + RNDIS_DEV_INITIALIZING, + RNDIS_DEV_INITIALIZED, + RNDIS_DEV_DATAINITIALIZED, +}; + +struct rndis_device { + struct netvsc_device *net_dev; + + enum rndis_device_state state; + bool link_state; + atomic_t new_req_id; + + spinlock_t request_lock; + struct list_head req_list; + + unsigned char hw_mac_adr[ETH_ALEN]; +}; + + /* Interface */ int netvsc_device_add(struct hv_device *device, void *additional_info); int netvsc_device_remove(struct hv_device *device); @@ -109,11 +128,13 @@ int rndis_filter_receive(struct hv_device *dev, int rndis_filter_send(struct hv_device *dev, struct hv_netvsc_packet *pkt); +int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter); + + #define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF) #define NVSP_PROTOCOL_VERSION_1 2 -#define NVSP_MIN_PROTOCOL_VERSION NVSP_PROTOCOL_VERSION_1 -#define NVSP_MAX_PROTOCOL_VERSION NVSP_PROTOCOL_VERSION_1 +#define NVSP_PROTOCOL_VERSION_2 0x30002 enum { NVSP_MSG_TYPE_NONE = 0, @@ -138,11 +159,36 @@ enum { NVSP_MSG1_TYPE_SEND_RNDIS_PKT, NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE, - /* - * This should be set to the number of messages for the version with - * the maximum number of messages. - */ - NVSP_NUM_MSG_PER_VERSION = 9, + /* Version 2 messages */ + NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF, + NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP, + NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF, + + NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION, + + NVSP_MSG2_TYPE_TERMINATE_CHIMNEY, + NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP, + + NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT, + + NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT, + NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP, + + NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ, + NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP, + + NVSP_MSG2_TYPE_ALLOC_RXBUF, + NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP, + + NVSP_MSG2_TYPE_FREE_RXBUF, + + NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT, + NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP, + + NVSP_MSG2_TYPE_SEND_NDIS_CONFIG, + + NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE, + NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, }; enum { @@ -153,6 +199,7 @@ enum { NVSP_STAT_PROTOCOL_TOO_OLD, NVSP_STAT_INVALID_RNDIS_PKT, NVSP_STAT_BUSY, + NVSP_STAT_PROTOCOL_UNSUPPORTED, NVSP_STAT_MAX, }; @@ -337,9 +384,69 @@ union nvsp_1_message_uber { send_rndis_pkt_complete; } __packed; + +/* + * Network VSP protocol version 2 messages: + */ +struct nvsp_2_vsc_capability { + union { + u64 data; + struct { + u64 vmq:1; + u64 chimney:1; + u64 sriov:1; + u64 ieee8021q:1; + u64 correlation_id:1; + }; + }; +} __packed; + +struct nvsp_2_send_ndis_config { + u32 mtu; + u32 reserved; + struct nvsp_2_vsc_capability capability; +} __packed; + +/* Allocate receive buffer */ +struct nvsp_2_alloc_rxbuf { + /* Allocation ID to match the allocation request and response */ + u32 alloc_id; + + /* Length of the VM shared memory receive buffer that needs to + * be allocated + */ + u32 len; +} __packed; + +/* Allocate receive buffer complete */ +struct nvsp_2_alloc_rxbuf_comp { + /* The NDIS_STATUS code for buffer allocation */ + u32 status; + + u32 alloc_id; + + /* GPADL handle for the allocated receive buffer */ + u32 gpadl_handle; + + /* Receive buffer ID */ + u64 recv_buf_id; +} __packed; + +struct nvsp_2_free_rxbuf { + u64 recv_buf_id; +} __packed; + +union nvsp_2_message_uber { + struct nvsp_2_send_ndis_config send_ndis_config; + struct nvsp_2_alloc_rxbuf alloc_rxbuf; + struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp; + struct nvsp_2_free_rxbuf free_rxbuf; +} __packed; + union nvsp_all_messages { union nvsp_message_init_uber init_msg; union nvsp_1_message_uber v1_msg; + union nvsp_2_message_uber v2_msg; } __packed; /* ALL Messages */ @@ -349,12 +456,9 @@ struct nvsp_message { } __packed; +#define NETVSC_MTU 65536 - -/* #define NVSC_MIN_PROTOCOL_VERSION 1 */ -/* #define NVSC_MAX_PROTOCOL_VERSION 1 */ - -#define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024) /* 1MB */ +#define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*2) /* 2MB */ #define NETVSC_RECEIVE_BUFFER_ID 0xcafe @@ -369,7 +473,10 @@ struct nvsp_message { struct netvsc_device { struct hv_device *dev; + u32 nvsp_version; + atomic_t num_outstanding_sends; + bool start_remove; bool destroy; /* * List of free preallocated hv_netvsc_packet to represent receive |